#45707D
Closest named color: Metallic Blue (#4F738E). oklch(51.9% 0.052 219.1), rgb(69, 112, 125).
Aa
White text reads best on this color (5.43:1).
About this color
#45707D is a medium-dark, muted teal or cyan. In OKLCH its lightness is 52%, its chroma 0.052 and its hue 219°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.030 away. White text reads best on it, at 5.43:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 3.86:1 |
| White text | 5.43:1 |
Values
| HEX | #45707D |
| RGB | rgb(69, 112, 125) |
| HSL | hsl(194, 29%, 38%) |
| OKLCH | oklch(51.9% 0.052 219.1) |
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 #45707D | 5.43:1 | AA | Lc -82.3 | Fine for body text |
| Black text on #45707D | 3.86:1 | AA large text | Lc 27.1 | Dividers and decoration only |
| #45707D text on white | 5.43:1 | AA | Lc 77.0 | Fine for body text |
| #45707D text on black | 3.86:1 | AA large text | Lc -24.7 | 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 700.
-
Step 50
50
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBED
oklch(93.6% 0.007 219.6)
-
Step 200
200
#D0DBDF
oklch(88.4% 0.013 221.4)
-
Step 300
300
#B0C5CC
oklch(81% 0.025 219.8)
-
Step 400
400
#85A7B2
oklch(70.7% 0.041 219.5)
-
Step 500
500
#66919F
oklch(63% 0.051 220.1)
-
Step 600
600
#4C7B8A
oklch(55.5% 0.056 220.2)
-
Step 700
700 (this color)
#45707D
oklch(51.9% 0.052 219.1)
-
Step 800
800
#33555F
oklch(42.8% 0.043 218.5)
-
Step 900
900
#2D464E
oklch(37.7% 0.034 219.9)
-
Step 950
950
#1B292D
oklch(27% 0.02 217.4)
#45707D 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) | #686E7E | 0.045 |
| Deuteranopia (no green cones) | #5F677D | 0.040 |
| Tritanopia (no blue cones) | #2C7574 | 0.033 |
| Achromatopsia (no color) | #6A6A6A | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45707D
#45707D
oklch(51.9% 0.052 219.1)
- #835F53
#835F53
oklch(52% 0.051 39.2)
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 #45707D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.030
- Slate #516572 ΔE 0.033
- Deep Aqua #08787F ΔE 0.041
- Deep Turquoise #017374 ΔE 0.046
- Ocean #017B92 ΔE 0.048
- Sea Blue #047495 ΔE 0.048
- Bluegreen #017A79 ΔE 0.048
- Dark Aquamarine #017371 ΔE 0.049
Use #45707D 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.