#737D57

Closest named color: Grey Brown (#7F7053). oklch(57.1% 0.057 120.2), rgb(115, 125, 87).

Black text reads best on this color (4.80:1).

About this color

#737D57 is a medium-dark, muted yellow. In OKLCH its lightness is 57%, its chroma 0.057 and its hue 120°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grey Brown (#7F7053), ΔE 0.039 away. Black text reads best on it, at 4.80:1.

Hue family	Yellows
Lightness	medium-dark (57%)
Chroma	muted (0.057)
Temperature	in between
Nearest name	Grey Brown (#7F7053)
Black text	4.80:1
White text	4.37:1

Values

HEX	#737D57
RGB	rgb(115, 125, 87)
HSL	hsl(76, 18%, 42%)
OKLCH	oklch(57.1% 0.057 120.2)

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 #737D57	4.37:1	AA large text	Lc -75.8	Fine for body text
Black text on #737D57	4.80:1	AA	Lc 33.8	Non-text elements, placeholder text
#737D57 text on white	4.37:1	AA large text	Lc 70.3	Content text, not long reading
#737D57 text on black	4.80:1	AA	Lc -31.3	Non-text elements, placeholder text

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

#F5F6F3

oklch(97.2% 0.004 121.6)
Step 100
100

#E9EBE5

oklch(93.7% 0.008 121.6)
Step 200
200

#D8DBD0

oklch(88.6% 0.015 119.1)
Step 300
300

#BEC3B1

oklch(80.8% 0.025 119.6)
Step 400
400

#9DA589

oklch(70.8% 0.041 120.4)
Step 500
500

#858F6B

oklch(63.2% 0.053 120.5)
Step 600
600 (this color)

#737D57

oklch(57.1% 0.057 120.2)
Step 700
700

#5D6543

oklch(49% 0.052 119.1)
Step 800
800

#4C5337

oklch(42.8% 0.045 119.7)
Step 900
900

#3F4430

oklch(37.6% 0.033 119.4)
Step 950
950

#25281C

oklch(27% 0.022 119.3)

Export this scale for Tailwind in the Tailwind colors tool

#737D57 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)	#827954	0.024
Deuteranopia (no green cones)	#817959	0.024
Tritanopia (no blue cones)	#767973	0.047
Achromatopsia (no color)	#797979	0.057