#047B89
Closest named color: Ocean (#017B92). oklch(53.4% 0.091 208.8), rgb(4, 123, 137).
Aa
White text reads best on this color (5.00:1).
About this color
#047B89 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 53%, its chroma 0.091 and its hue 209°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean (#017B92), ΔE 0.015 away. White text reads best on it, at 5.00:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Ocean (#017B92) |
| Black text | 4.19:1 |
| White text | 5.00:1 |
Values
| HEX | #047B89 |
| RGB | rgb(4, 123, 137) |
| HSL | hsl(186, 94%, 28%) |
| OKLCH | oklch(53.4% 0.091 208.8) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #047B89 | 5.00:1 | AA | Lc -79.5 | Fine for body text |
| Black text on #047B89 | 4.19:1 | AA large text | Lc 30.0 | Non-text elements, placeholder text |
| #047B89 text on white | 5.00:1 | AA | Lc 74.0 | Content text, not long reading |
| #047B89 text on black | 4.19:1 | AA large text | Lc -27.7 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.
-
Step 50
50
#F1F6F7
oklch(97% 0.005 211)
-
Step 100
100
#E1ECEE
oklch(93.5% 0.012 209.8)
-
Step 200
200
#C9DEE1
oklch(88.6% 0.023 207.1)
-
Step 300
300
#A3C8CF
oklch(80.8% 0.041 210.4)
-
Step 400
400
#6EACB6
oklch(70.6% 0.065 208.7)
-
Step 500
500
#4298A5
oklch(63.3% 0.084 208.7)
-
Step 600
600 (this color)
#047B89
oklch(53.4% 0.091 208.8)
-
Step 700
700
#006D7A
oklch(49% 0.084 209.1)
-
Step 800
800
#0B5963
oklch(42.6% 0.07 208.6)
-
Step 900
900
#164A51
oklch(37.8% 0.055 207.8)
-
Step 950
950
#0F2B2F
oklch(26.9% 0.034 207.9)
#047B89 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #6E768A | 0.086 |
| Deuteranopia (no green cones) | #5F6A89 | 0.080 |
| Tritanopia (no blue cones) | #00817F | 0.028 |
| Achromatopsia (no color) | #6F6F6F | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #047B89
#047B89
oklch(53.4% 0.091 208.8)
- #9B574E
#9B574E
oklch(53.4% 0.092 28.5)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #047B89, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean #017B92 ΔE 0.015
- Deep Aqua #08787F ΔE 0.016
- Teal #008080 ΔE 0.024
- Bluegreen #017A79 ΔE 0.025
- Sea Blue #047495 ΔE 0.033
- Deep Turquoise #017374 ΔE 0.037
- Dark Aquamarine #017371 ΔE 0.040
- Teal Blue #01889F ΔE 0.046
Use #047B89 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.